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2017 May 30
2
stats::line() does not produce correct Tukey line when n mod 6 is 2 or 3
>>>>> Serguei Sokol <sokol at insa-toulouse.fr>
>>>>> on Mon, 29 May 2017 15:28:12 +0200 writes:
> Sorry, I have seen it too late that we had different tab
> width in the original file and my editor. Here is the
> patch with all white spaces instead of mixing tabs and
> white spaces.
thank you - it still gives quite a few
2017 May 29
3
stats::line() does not produce correct Tukey line when n mod 6 is 2 or 3
Here is an attached patch.
Best,
Serguei.
Le 29/05/2017 ? 12:21, Serguei Sokol a ?crit :
> The problem or actual R implementation relies on an assumption
> that median(x[i] | x[i] <= quantile(x, 1/3)) == quantile(x, 1/6)
> which reveals not to be true despite very trustful appearance.
>
> If we continue with the example of x=y=1:9
> then quantile(x, 1/6)=2.5 (here quantile()